Optical Instrument Suppliers For Served Air And Climate Air Science And Research

Optical Scientific, Inc. was founded in 1985. We are a research, development, engineering and manufacturing firm located in the I-270 high technology corridor outside of Washington, DC. OSI has been developing the worlds most advanced scintillation ...

Qinhuangdao Intrinsic Crystal Technology Co.,Ltd is a corporation company registered in 2008 years, We have two projects factories of total 15000 square meters with 140 full-time employees and use one-shift workday system of 8:00AM to 5:00PM from ...